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Compare 21/3 and 2/90

1st number: 7 0/3, 2nd number: 2/90

21/3 is greater than 2/90

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 90 is 90
  2. For the 1st fraction, since 3 × 30 = 90,
    21/3 = 21 × 30/3 × 30 = 630/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    2/90 = 2 × 1/90 × 1 = 2/90
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 630/90 > 2/90 or 21/3 > 2/90

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